20284704

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:383

約数の個数: 144

約数和(自身を含む): 66437280

約数和(自身を除く): 46152576

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 96, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 288, 304, 337, 342, 352, 396, 418, 456, 528, 608, 627, 674, 684, 792, 836, 912, 1011, 1056, 1254, 1348, 1368, 1584, 1672, 1824, 1881, 2022, 2508, 2696, 2736, 3033, 3168, 3344, 3707, 3762, 4044, 5016, 5392, 5472, 6066, 6403, 6688, 7414, 7524, 8088, 10032, 10784, 11121, 12132, 12806, 14828, 15048, 16176, 19209, 20064, 22242, 24264, 25612, 29656, 30096, 32352, 33363, 38418, 44484, 48528, 51224, 57627, 59312, 60192, 66726, 70433, 76836, 88968, 97056, 102448, 115254, 118624, 133452, 140866, 153672, 177936, 204896, 211299, 230508, 266904, 281732, 307344, 355872, 422598, 461016, 533808, 563464, 614688, 633897, 845196, 922032, 1067616, 1126928, 1267794, 1690392, 1844064, 2253856, 2535588, 3380784, 5071176, 6761568, 10142352, 20284704]

約数ペア:

[(1, 20284704), (2, 10142352), (3, 6761568), (4, 5071176), (6, 3380784), (8, 2535588), (9, 2253856), (11, 1844064), (12, 1690392), (16, 1267794), (18, 1126928), (19, 1067616), (22, 922032), (24, 845196), (32, 633897), (33, 614688), (36, 563464), (38, 533808), (44, 461016), (48, 422598), (57, 355872), (66, 307344), (72, 281732), (76, 266904), (88, 230508), (96, 211299), (99, 204896), (114, 177936), (132, 153672), (144, 140866), (152, 133452), (171, 118624), (176, 115254), (198, 102448), (209, 97056), (228, 88968), (264, 76836), (288, 70433), (304, 66726), (337, 60192), (342, 59312), (352, 57627), (396, 51224), (418, 48528), (456, 44484), (528, 38418), (608, 33363), (627, 32352), (674, 30096), (684, 29656), (792, 25612), (836, 24264), (912, 22242), (1011, 20064), (1056, 19209), (1254, 16176), (1348, 15048), (1368, 14828), (1584, 12806), (1672, 12132), (1824, 11121), (1881, 10784), (2022, 10032), (2508, 8088), (2696, 7524), (2736, 7414), (3033, 6688), (3168, 6403), (3344, 6066), (3707, 5472), (3762, 5392), (4044, 5016)]